63816048039 has 4 divisors (see below), whose sum is σ = 85088064056. Its totient is φ = 42544032024.

The previous prime is 63816048029. The next prime is 63816048041. The reversal of 63816048039 is 93084061836.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 63816048039 - 2⁵ = 63816048007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63816048029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10636008004 + ... + 10636008009.

It is an arithmetic number, because the mean of its divisors is an integer number (21272016014).

Almost surely, 2^63816048039 is an apocalyptic number.

63816048039 is a deficient number, since it is larger than the sum of its proper divisors (21272016017).

63816048039 is a wasteful number, since it uses less digits than its factorization.

63816048039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21272016016.

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 63816048039 in words is "sixty-three billion, eight hundred sixteen million, forty-eight thousand, thirty-nine".